Home / 185,379,200.70-278,068,801.05-103,749,863.10

Finding the Fourth Proportional to 185,379,200.70, 278,068,801.05 and 103,749,863.10

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Solution

The fourth proportional to 185,379,200.70, 278,068,801.05 and 103,749,863.10 is: 155,624,794.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,379,200.70 : 278,068,801.05 = 103,749,863.10 : x
  2. Step 2: Convert to fraction form
    185,379,200.70/278,068,801.05 = 103,749,863.10/x
  3. Step 3: Cross multiply
    185,379,200.70x = 278,068,801.05 × 103,749,863.10
  4. Step 4: Simplify right side
    185,379,200.70x = 28,849,600,041,318,636
  5. Step 5: Solve for x
    x = 28,849,600,041,318,636/185,379,200.70
  6. Step 6: Final answer
    x = 155,624,794.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.